Carta-patente expirada
#21.1
Patente extinta em 14/11/2003
09/02/2008
RPI 1965
Application data
Number
PI8807349Type
Filing
Publication
PCT
US1988004050 The letters patent expired on 09/02/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.
Talk to a specialistLatest action published by the INPI: 09/02/2008. We update with every new RPI gazette, published weekly.
Applicants
M. C. (pessoa física)
US
Inventors
J. W. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 14/11/2003
09/02/2008
RPI 1965
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08/31/1993
RPI 1187
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04/06/1993
RPI 1166
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06/12/1990
RPI 1022
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03/13/1990
RPI 1009
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